Cisco UCS C220

C-22
Cisco UCS C220 Server Installation and Service Guide
OL-25760-01
Appendix C RAID Controller Considerations
RAID Controller Cabling
LFF 4-Drive Backplane Cabling
The cable connections required for each type of controller are as follows:
Embedded RAID
This option can control up to four drives.
The required UCSC-CABLE3 cable kit has two mini-SA
S cables. Cable 1 controls drives 1–4.
Step 1 Connect mini-SAS cable 1 from the motherboard connector SAS1 to the drives 1–4 connectors on the
backplane.
Step 2 Connect the cable 1 SGPIO connector labeled, “S1” to backplane connector S1.
Mezzanine-Style Card
This option can control up to four drives.
The required UCSC-CABLE3 cable kit has two mini-SA
S cables. Cable 1 controls drives 1–4.
Step 1 Connect mini-SAS cable 1 from connector SAS1 on the card to the drives 1–4 connectors on the
backplane.
Step 2 Connect the mini-SAS cable 1 SGPIO connector S1 to backplane connector S1.
PCIe-Style Card
This option can control up to four drives.
The required UCSC-CABLE3 cable kit has two mini-SA
S cables. Cable 1 controls drives 1–4.
Step 1 Connect mini-SAS cable 1 from connector SAS1 on the card to the drives 1–4 connectors on the
backplane.
Step 2 Connect the mini-SAS cable 1 SGPIO connector S1 to backplane connector S1.